Correlation Analysis
Micron Technology, Inc. vs UNITEDHEALTH GROUP INCORPORATED (Delaware)
MU vs UNH
-0.611
Moderate inverse
When one moves up, the other tends to move down.
Micron Technology, Inc.
↗MU
Micron is one of the largest semiconductor companies in the world, specializing in memory and storage chips. Its primary revenue stream comes from dynamic random access memory, or DRAM, and it also has minority exposure to not-and or NAND, flash chips. Micron serves a global customer base, selling chips into data centers, mobile phones, consumer electronics, and industrial and automotive applications. The firm is vertically integrated.
Market cap 426B · 53,000 employees
UNITEDHEALTH GROUP INCORPORATED (Delaware)
↗UNH
UnitedHealth Group is one of the largest private health insurers and provides medical benefits to about 51 million members globally, including 1 million outside the US as of December 2025. As a leader in employer-sponsored, self-directed, and government-backed insurance plans, UnitedHealth has obtained massive scale in medical insurance. Along with its insurance assets, UnitedHealth's Optum franchises help create a healthcare services colossus that spans everything from pharmaceutical benefits to providing outpatient care and analytics to affiliates and third parties.
Market cap 255.4B
Time Series
Relative Performance
Who Moves First
UNH leads MU by 1 day
UNH tends to move before MU.
After testing 13 timing shifts, the strongest relationship was -0.612 (they moved in opposite directions).
Do They Crash Together?
Correlation by Market Regime
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
+0.774
5 periods · Return correlation when both series rose
Both Falling
+0.158
6 periods · Return correlation when both series fell
Diverging
-0.439
24 periods · Return correlation when series moved apart
R-Squared
37.4%
Share of variance in one series explained by the other.
Trend Agreement
53.6%
How often both series moved in the same direction period-to-period.
Overlap Quality
1,254
Deep shared window — 1,254 usable pairs.
Significance
p < 0.001
95% CI: [-0.645, -0.576]
Scatter
XY Regression
Pipeline
Data quality details
Pipeline
Data quality details
Pipeline Summary
1,254 paired data points survived the daily window.
Raw input
1,254
1,254
Normalized
1,254
1,254
Prepared
1,254
1,254
Aligned
1,254
1,254
Invalid removed
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
0
A: 0 / B: 0
Series A
Micron Technology, Inc.
MU
Market cap 426B · 53,000 employees
Stock · 1,254 raw → 1,254 prepared
Series B
UNITEDHEALTH GROUP INCORPORATED (Delaware)
UNH
Market cap 255.4B
Stock · 1,254 raw → 1,254 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
14
Estimated crossover points between normalized spreads.
Slope
-0.6737
Linear regression slope.
Intercept
535.3483
Linear regression intercept.
Related Extremes
Highest and Lowest Correlated
MU
Micron Technology, Inc.
Highest
+0.982
Western Digital Corp.
WDC · 1,254 data points
Lowest
-0.640
Constellation Brands, Inc.
STZ · 1,254 data points
UNH
UNITEDHEALTH GROUP INCORPORATED (Delaware)
Highest
-0.079
Exxon Mobil Corporation
XOM · 1,254 data points
Lowest
-0.600
Alphabet Inc. Class C Capital Stock
GOOG · 1,254 data points
Saved 7 hours ago · ID: stock-mu-vs-stock-unh-daily